Home / 7,161,475.23-9,864,009.75-5,504,453.61

Finding the Fourth Proportional to 7,161,475.23, 9,864,009.75 and 5,504,453.61

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Solution

The fourth proportional to 7,161,475.23, 9,864,009.75 and 5,504,453.61 is: 7,581,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,475.23 : 9,864,009.75 = 5,504,453.61 : x
  2. Step 2: Convert to fraction form
    7,161,475.23/9,864,009.75 = 5,504,453.61/x
  3. Step 3: Cross multiply
    7,161,475.23x = 9,864,009.75 × 5,504,453.61
  4. Step 4: Simplify right side
    7,161,475.23x = 54,295,984,077,462.70
  5. Step 5: Solve for x
    x = 54,295,984,077,462.70/7,161,475.23
  6. Step 6: Final answer
    x = 7,581,675.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.